McDonald's and multiple government agencies are still investigating the source of an E. coli outbreak linked to Quarter ...

Some restaurants hold their trade secret recipes close to their chest, but McDonald's has shared its simple beef patty ...

Fresh onions are the likely source of an E. coli outbreak at McDonald's restaurants that has sickened 49 people and killed ...

McDonald's says either fresh, slivered onions or beef patties used for the Quarter Pounder may be behind the outbreak.

Few industries have spawned as many myths and urban legends as fast food. This is one of the myths you've probably heard — ...

McDonald's has voluntarily stopped selling its Quarter Pounder hamburger at restaurants across Colorado and other states ...

Infections from the bacteria have occurred in people who ate Quarter Pounders, but no cases have yet turned up in Illinois.

The fast-food giant is suing Tyson Foods, Cargill, JBS and National Beef for allegedly driving up the cost of beef ...

Decision to cut topping comes as officials work to confirm source of E. coli outbreak linked to McDonald's Quarter Pounders.

A lawsuit has been filed in Cook County by a Colorado man who was sickened after eating McDonald's food contaminated with E.

A food poisoning outbreak tied to McDonald’s Quarter Pounders was caused by a common type of E. coli bacteria that can cause ...